Which of these happens first in a cholinergic synaptic transmission?
A) Acetylcholine diffuses across the synaptic cleft.
B) A postsynaptic potential is produced.
C) Sodium ions enter the postsynaptic cell.
D) The synaptic vesicles release acetylcholine.
E) Acetylcholine binds to ligand-gated ion channels.

Question

Quizplus · Accepted Answer

The first step in cholinergic synaptic transmission is the release of acetylcholine from synaptic vesicles into the synaptic cleft, which occurs when an action potential reaches the axon terminal of a neuron.

Which of These Happens First in a Cholinergic Synaptic Transmission